Doctor Yellow Keeps the Shinkansen Network Healthy

Doctor Yellow and the N700 Shinkansen. (Photo by Aichou/Pixta)

Visitors get a chance to look inside Doctor Yellow at a JR Central facility in Hamamatsu, Shizuoka Prefecture, on July 26, 2014. (© Jiji)

Assorted Doctor Yellow goods. (Photo by Kodera Kei)